CN220112368U - CNC processing's work piece location chuck - Google Patents

Abstract

The utility model discloses a CNC machined workpiece positioning chuck, which comprises a clamping disc and a positioning fixture block which is arranged in the clamping disc and used for positioning and placing machining materials, wherein at least four clamping blocks are arranged on the inner side of the clamping disc in a sliding manner, at least three telescopic rods are transversely arranged in the clamping blocks, springs are fixedly arranged in the telescopic rods, one ends, far away from the springs, of the telescopic rods are fixedly connected with the telescopic blocks, and the telescopic blocks are used for fixedly mounting the positioning fixture block; according to the utility model, the positioning clamping block is connected with the clamping block through the telescopic rod, so that the clamping block can push the telescopic rod arranged in the clamping block to stretch, the positioning clamping block can be clamped and fixed by adding materials, the spring arranged in the telescopic rod can be tensioned to enable the telescopic rod to have extensibility, and the positioning clamping block connected with the positioning clamping block can be suitable for clamping different equilateral materials and cannot influence the fixation of the materials.

Description

CNC processing's work piece location chuck

Technical Field

The utility model relates to the technical field of numerical control machine tool machining equipment, in particular to a workpiece positioning chuck for CNC machining.

Background

The CNC numerical control machine tool is mainly divided into a machine tool main body, a transmission system and a numerical control system in terms of composition, wherein the machine tool main body is a main component part of the machine tool, is also hardware of the machine tool, is an important mechanical accessory part of the machine tool, and is also the part which is most easily and intuitively seen by naked eyes;

along with the continuous progress and development of technology, the numerical control machine tool gradually replaces the traditional teacher machine tool for machining, and the positioning and fixing are usually not firm due to polygonal and irregular shapes of materials when the materials to be machined are positioned and fixed, and certain defects are caused to a machined finished product if the materials fall off during machining;

therefore, we propose a CNC machined workpiece positioning chuck.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a CNC machined workpiece positioning chuck.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the CNC machined workpiece positioning chuck comprises a clamping disc and a positioning fixture block which is arranged in the clamping disc and used for positioning and placing machining materials, wherein at least four clamping blocks are arranged on the inner side of the clamping disc in a sliding manner;

the clamping block is internally and transversely provided with at least three telescopic rods, springs are fixedly arranged in the telescopic rods, the telescopic rods are far away from the telescopic blocks which are fixedly connected with one ends of the springs, and the telescopic blocks are used for fixedly mounting the positioning clamping blocks.

As still further aspects of the utility model: the telescopic rods are fixedly connected with the inner wall of the clamping block, and a threaded connecting groove is formed in the upper end of the inner portion of the clamping block.

As still further aspects of the utility model: the screw thread is screwed on the threaded connection groove and is connected with an adjusting handle for adjusting the movement of the clamping block, and the upper end of the adjusting handle is rotatably connected with a rotating handle.

As still further aspects of the utility model: one side of the telescopic block, which is close to the positioning clamping block, is fixedly connected with a rubber pad for isolating current.

As still further aspects of the utility model: the lower extreme sliding connection of clamp plate has the lift base, the inside fixed lift barrel post that is provided with of lift base, lift barrel post internal thread connection has adjusting bolt, adjusting bolt pass through the driven shaft with clamp plate bottom rotates to be connected.

As still further aspects of the utility model: the lifting base is internally provided with at least two driving motors, the output ends of the driving motors are fixedly connected with rotating bolts, the rotating bolts are positioned on two sides of the adjusting bolts, and the rotating bolts are used for adjusting lifting of the adjusting bolts.

Compared with the prior art, the utility model provides a CNC machined workpiece positioning chuck, which has the following beneficial effects:

1. according to the utility model, the positioning clamping block is connected with the clamping block through the telescopic rod, so that the clamping block can push the telescopic rod arranged in the clamping block to stretch, the positioning clamping block can be clamped and fixed by adding materials, the spring arranged in the telescopic rod can be tensioned to enable the telescopic rod to have extensibility, and the positioning clamping block connected with the positioning clamping block can be suitable for clamping different equilateral materials and cannot influence the fixation of the materials.

2. According to the utility model, the adjusting handle is connected with the upper end of the clamping block through threads, the adjusting handle can be detached when the adjusting handle is not needed, the adjusting handle is installed when the position of the clamping block is required to be moved, the adjusting handle can be convenient for a worker to adjust, and the rotating handle rotationally connected with the upper end of the adjusting handle can enable the worker to adjust the position more conveniently.

The device has the advantages that the parts which are not involved in the device are the same as or can be realized by adopting the prior art, and the device has a simple structure and is convenient to operate.

Drawings

FIG. 1 is a schematic diagram of the overall perspective structure of a CNC machined workpiece positioning chuck according to the present utility model;

FIG. 2 is a schematic diagram of a cross-sectional structure of a clamping block and a telescopic rod of a CNC machined workpiece positioning chuck according to the present utility model;

FIG. 3 is a schematic view of the internal structure of a lifting base of a CNC machined workpiece positioning chuck according to the present utility model;

fig. 4 is a schematic cross-sectional plan view of a lifting base of a CNC machined workpiece positioning chuck according to the present utility model.

In the figure: 1. clamping the disc; 2. lifting a base; 3. positioning a clamping block; 4. adjusting the handle; 5. a threaded connection groove; 6. a clamping block; 7. a telescopic block; 8. a rubber pad; 9. a telescopic rod; 10. a spring; 11. lifting a barrel column; 12. an adjusting bolt; 13. a driving motor; 14. rotating the bolt; 15. a driven shaft; 16. the handle is turned.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Example 1

The utility model provides a CNC processed work piece positioning chuck, in order to can be with the article of processing location place, as shown in fig. 1-2, including clamping dish 1, and place the location fixture block 3 that is used for processing material location place in clamping dish 1 inside, clamping dish 1's inboard sliding connection has four at least clamping blocks 6, clamping block 6 inside transversely installs at least three telescopic link 9, the equal fixedly connected with spring 10 of telescopic link 9 inside, the equal fixedly connected with telescopic link 7 of one end that the spring 10 was kept away from to telescopic link 9, telescopic link 7 is used for the fixed mounting of location fixture block 3, place the inside at clamping dish 1 through the material that will process, make location fixture block 3 can press from both sides tight fixedly with the material, location fixture block 3 is connected with clamping block 6 through telescopic link 7, make clamping block 6 can press from both sides tight fixedly through the telescopic link 9 promotion telescopic link 7 that its inside set up, thereby make telescopic link 9 have extensibility, the location fixture block 3 that can make it be applicable to with the material is applicable to the different limit and can not cause the fixed material to the condition of pressing from both sides.

In order to conveniently move the clamping block 6, as shown in fig. 1-2, the telescopic rods 9 are fixedly connected with the inner wall of the clamping block 6, the upper ends of the inner parts of the clamping block 6 are provided with threaded connecting grooves 5, the threaded connecting grooves 5 are screwed with adjusting handles 4 for adjusting the movement of the clamping block 6, the upper ends of the adjusting handles 4 are rotationally connected with rotating handles 16, the adjusting handles 4 can be detached when the adjusting handles 4 are not needed, the adjusting handles 4 are installed when the positions of the clamping block 6 are needed to be moved, the adjusting handles 4 can be convenient for staff to adjust, and the rotating handles 16 rotationally connected with the upper ends of the adjusting handles 4 can enable staff to adjust the positions more conveniently.

In order to avoid the influence of static electricity generated by friction when CNC processes materials on staff, as shown in fig. 2, one side of the telescopic block 7, which is close to the positioning clamping block 3, is fixedly connected with a rubber pad 8 for isolating current, static electricity can be isolated through the rubber pad 8, and the staff is prevented from being static electricity when touching the clamping block 6.

Example 2

In order to adjust the height of the clamping disc 1, as shown in fig. 1-4, the lower end of the clamping disc 1 is slidably connected with a lifting base 2, a lifting barrel column 11 is welded inside the lifting base 2, an adjusting bolt 12 is connected with the bottom of the clamping disc 1 in a threaded manner in the lifting barrel column 11, the adjusting bolt 12 is rotationally connected with the bottom of the clamping disc 1 through a driven shaft 15, and the adjusting bolt 12 arranged inside the lifting base 2 can drive the clamping disc 1 to ascend or descend in a spiral manner, so that the height of the clamping disc 1 can be adjusted, the whole device is more flexible, and the device can be applicable to different machines and materials.

In order to rotate and adjust the adjusting bolt 12, as shown in fig. 1-4, at least two driving motors 13 are further installed inside the lifting base 2, output ends of the driving motors 13 are fixedly connected with rotating bolts 14, the rotating bolts 14 are located on two sides of the adjusting bolt 12, the rotating bolts 14 are used for adjusting and lifting the adjusting bolt 12, the driving motors 13 are arranged on two sides of the adjusting bolt 12, meanwhile, the rotating bolts 14 arranged at the upper ends of the driving motors 13 can be in contact with the adjusting bolt 12, and the rotating bolts 14 are meshed with threads on the adjusting bolt 12, so that the adjusting bolt 12 can be driven to rotate and lift through rotation of the driving motor 13.

Working principle: through placing the material that needs processing in the inside of pressing from both sides tight dish 1 for positioning fixture 3 can press from both sides tight fixedly with the material, positioning fixture 3 is connected with pressing from both sides tight piece 6 through telescopic piece 7, make press from both sides tight piece 6 can promote the flexible of telescopic link 9 promotion telescopic piece 7 through its inside telescopic link 9 that sets up, thereby make positioning fixture 3 can add the material and press from both sides tight fixedly, and the spring 10 that telescopic link 9 inside set up can tension and make telescopic link 9 have the extensibility, can make the positioning fixture 3 that is connected with it be applicable to the clamping of different equilateral shape materials and can not cause the influence to the fixed of material, adjust the height of pressing from both sides tight dish 1 through lifting base 2 simultaneously, can make the whole more nimble of device, applicable to different machines and materials.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The CNC machined workpiece positioning chuck comprises a clamping disc (1) and a positioning fixture block (3) which is arranged in the clamping disc (1) and used for positioning and placing machining materials, and is characterized in that at least four clamping blocks (6) are slidably arranged on the inner side of the clamping disc (1);

the clamping block (6) is internally and transversely provided with at least three telescopic rods (9), springs (10) are fixedly arranged inside the telescopic rods (9), one ends, far away from the springs (10), of the telescopic rods (9) are fixedly connected with telescopic blocks (7), and the telescopic blocks (7) are used for fixedly mounting the positioning clamping blocks (3).

2. The CNC machined workpiece positioning chuck according to claim 1, wherein the telescopic rods (9) are fixedly connected with the inner wall of the clamping block (6), and a threaded connecting groove (5) is formed in the upper end of the inner portion of the clamping block (6).

3. The CNC machined workpiece positioning chuck according to claim 2, wherein an adjusting handle (4) for adjusting the movement of the clamping block (6) is screwed on the threaded connecting groove (5), and a rotating handle (16) is rotatably connected to the upper end of the adjusting handle (4).

4. The workpiece positioning chuck for CNC machining according to claim 1, wherein a rubber pad (8) for isolating current is fixedly connected to one side of the telescopic block (7) close to the positioning fixture block (3).

5. The workpiece positioning chuck for CNC machining according to claim 1, wherein the lower end of the clamping disc (1) is slidably connected with a lifting base (2), a lifting barrel column (11) is fixedly arranged inside the lifting base (2), an adjusting bolt (12) is connected with the lifting barrel column (11) in a threaded manner, and the adjusting bolt (12) is rotatably connected with the bottom of the clamping disc (1) through a driven shaft (15).

6. The workpiece positioning chuck for CNC machining according to claim 5, wherein at least two driving motors (13) are further arranged inside the lifting base (2), the output ends of the driving motors (13) are fixedly connected with rotating bolts (14), the rotating bolts (14) are located on two sides of the adjusting bolts (12), and the rotating bolts (14) are used for adjusting lifting of the adjusting bolts (12).